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Author Topic: Re: Electrical Safety concern For Minning  (Read 564 times)
davidjr (OP)
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January 05, 2014, 11:22:32 AM
 #1

One miner per circuit seems like a good rule of thumb for regular households.

Typical US circuit:

15A x 120V = 1800W

Even though your CB won't "pop" as soon as it gets to 1800W, you shouldn't load circuits more than 70% for extended periods.

0.7 x 1800W = 1260W

Assuming that there is nothing else on that circuit, you could safely run two Jupiters on it. But add in a TV or a few lights and you're starting to push your luck.

European homeowners are a little better off:

0.7 x 10A x 230V = 1610W

Regards,
David
torusJKL
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January 05, 2014, 11:34:08 AM
Last edit: January 05, 2014, 12:45:57 PM by torusJKL
 #2

Europeans with a 3 phase system are even better off:
0.7 * 1.73 * 16A * 230V = 4461W

1.73 is the square root of 3 (number of phases).

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davidjr (OP)
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January 05, 2014, 09:41:18 PM
 #3

Europeans with a 3 phase system are even better off:
0.7 * 1.73 * 16A * 230V = 4461W

1.73 is the square root of 3 (number of phases).

Thank you for your comment.

Yes, 3-phase distribution is sweet. More commonly installed in newer houses. If you have a 16A 3-phase circuit installed you can feel free to load that puppy up like this:
0.7 x 3 x 16A x 230V = 7728W Just be careful to load it equally. That's roughly 2500W per phase, the neutral is shared between the three phases. The best way to do this is with a 3 phase splitter, see: http://www.kvmchoice.com/detail_switch.asp?id=11135

You can use the sqrt(3) in phase-to-phase voltage calculations (the Voltage between two phases, not N):
0.7*sqrt(3)*398V*16A= 7721W
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